Successfully build using clang 4.1 on OSX
Merge pull request #1 from mortu/master

Successfully build using clang 4.1 on OSX
Merge branch 'master' of github.com:Forkk/MultiMC5
Merge branch 'master' into inst_rewrite
Switched to BundleUtils and added OS X support.
Install plugins in the right dir.
Merge branch 'master' into inst_rewrite
Added InstanceLoader and InstanceType headers.
Implemented instance loader.
Implemented Instance
Implemented loadList() stuff.